#include<iostream>
using namespace std;
const int N = 25;
int arr[N];
int main()
{
	int sum = 1;
	int k = 0;
	for (int i = 0; i < 20; i++) {
		sum += 4 * i;
		arr[k++] = sum;
	}
	for (int i = 0; i < k; i++) {
		cout << arr[i] << " ";
	}
	return 0;
}